You will learn alot about hoses and seals, but that is the fun of it.
Tractor supply has a line is lesser expensive hoses, but most times one has to use adapters for the ends, as TSC hoses have pipe thread fittings, but some will fit, you just have to compare.
A lot of your pins and bushings will prolly be worn, but most times they will work just fine digging holes and covering them back up
Those industrial machines were built to be worked day in and day out, every day for years.